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Author: Bharadwaj

Bharadwaj

  • Comparison of Transistor Configurations
    Electronic Devices & Circuits

    Comparison of Transistor Configurations

    There are three leads in a transistor viz., emitter, base and collector terminals.  However, when a transistor is to be ...
    Bharadwaj
    August 5, 2016
  • Zener Diode as Voltage Regulator
    Electronic Devices & Circuits

    Operation of Zener Diode Voltage Regulator

    A rectifier with an appropriate filter serves as a good source of d.c. output.  However, the major disadvantage of such ...
    Bharadwaj
    July 18, 2016
  • pi filter Operation
    Electronic Devices & Circuits

    pi filter Operation

    The below Fig shows a typical capacitor input filter or π- filter. It consists of a filter capacitor C1 connected ...
    Bharadwaj
    July 18, 2016
  • Inductor Filter Operation
    Electronic Devices & Circuits

    Choke Input Filter Operation

    The below Fig. shows a typical choke input filter circuit.  It consists of a Choke L connected in series with the ...
    Bharadwaj
    July 18, 2016
  • Capacitor filter Principle
    Electronic Devices & Circuits

    Capacitor Filter Operation

    Capacitor filter.  Fig. shows a typical capacitor filter circuit.  It consists of a capacitor C placed across the rectifier output in ...
    Bharadwaj
    July 18, 2016
  • Filter Circuit
    Electronic Devices & Circuits

    What is a Filter Circuit ?

    Generally, a rectifier is required to produce pure d.c. supply for using at various places in the electronic circuits. However, ...
    Bharadwaj
    July 18, 2016
  • Transistor as Amplifier
    Electronic Devices & Circuits

    Transistor as Amplifier

    A transistor raises the strength of a weak signal and thus acts as an amplifier. The Below Fig shows the basic circuit ...
    Bharadwaj
    July 16, 2016
  • Working of npn transistor
    Electronic Devices & Circuits

    Working of NPN Transistor

    The emitter-base junction of a transistor is forward biased whereas collector-base junction is reverse biased. If for a moment, we ...
    Bharadwaj
    July 15, 2016
  • Transistor Terminals
    Electronic Devices & Circuits

    Basics of Transistors

    A transistor consists of two pn junctions formed by *sandwiching either p-type or n-type semicon-ductor between a pair of opposite ...
    Bharadwaj
    July 15, 2016
  • Comparison of Rectifiers
    Electronic Devices & Circuits

    Comparison of Half wave Rectifiers and Full wave Rectifiers

    Comparison of Half wave Rectifiers and Full wave Rectifiers
    Bharadwaj
    July 12, 2016
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